Home / 17,849.68-24,630.96-9,889.81

Finding the Fourth Proportional to 17,849.68, 24,630.96 and 9,889.81

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Solution

The fourth proportional to 17,849.68, 24,630.96 and 9,889.81 is: 13,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,849.68 : 24,630.96 = 9,889.81 : x
  2. Step 2: Convert to fraction form
    17,849.68/24,630.96 = 9,889.81/x
  3. Step 3: Cross multiply
    17,849.68x = 24,630.96 × 9,889.81
  4. Step 4: Simplify right side
    17,849.68x = 243,595,514.52
  5. Step 5: Solve for x
    x = 243,595,514.52/17,849.68
  6. Step 6: Final answer
    x = 13,647.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.